| 1 | Nanco Resources, LLC | | Gas Operator | Dec 2021 |
| 2 | Nashville Associates Inc | | Oil & Gas Operator | Dec 2003 |
| 3 | NCL Natural Resources LLC | Spring, TX 77381-5261 | Oil & Gas Operator | Dec 2017 |
| 4 | Nesler, Charles E. | | Oil & Gas Operator | Dec 2020 |
| 5 | New River Energy Corporation | | Gas Operator | Dec 2017 |
| 6 | Night Owl Well Service | Cairo, WV 26337-0000 | Oil & Gas Operator | Dec 2021 |
| 7 | Nitro Energy, Inc. | | Gas Operator | Dec 2005 |
| 8 | Noble Energy Inc | Midland, TX 79706 | Oil & Gas Operator | Dec 2025 |
| 9 | Northeast Natural Energy LLC | Charleston, WV 25301-2719 | Oil & Gas Operator | Nov 2025 |
| 10 | Northport Production Company | Oklahoma City, OK 73113 | Oil & Gas Operator | Oct 2025 |
| 11 | Northstar Energy Corporation | Charleston, WV 25337-0000 | Oil & Gas Operator | Dec 2021 |
| 12 | Norwes Industries, Inc. | | Oil & Gas Operator | Jun 2000 |
| 13 | Noumenon Corporation | Core, WV 26541-7072 | Oil & Gas Operator | Dec 2024 |
| 14 | Nytis Exploration Company LLC | Lexington, KY 40509 | Oil & Gas Operator | Dec 2021 |